The rocket engineers were giddy Thursday, cheering through their face masks. Applauding, virtually high-fiving and wishing they could hug each other to celebrate when NASA’s massive Space Launch System rocket finally successfully completed a key test of its main engines. It was a moment of triumph for the space agency, which over the past year […]
A high-resolution image of Pluto taken by New Horizons on July 14, 2015. The image has been color-enhanced to show the different geological features of the surface. NASA / Johns Hopkins University Applied Physics Laboratory / Southwest Research Institute. In 2006 the International Astronomical Union (IAU) caused consternation when it declared that Pluto was no […]